References
B. Giraud:Lower bounds to bound state eigenvalues, Saclay preprint DPh.T.77/88, submitted toPhys. Rev. C;G. Turchetti:Lower bounds to the excited stales from a generalized Brillouin Wigner equation, Bologna preprint, submitted toNuovo Cimento, A.
G. Baker andJ. Gammel:Padé Approximants in Theoretical Physics (New York, N. Y., 1970);D. Bessis andM. Villani:Journ. Math. Phys., 16, 462 (1975);G. Turrchetti:Forts, der Phys., in press.
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Glraud, B.G., Turchetti, G. Rigorous lower bounds to the energy levels with finite summations. Lett. Nuovo Cimento 21, 605–608 (1978). https://doi.org/10.1007/BF02763106
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DOI: https://doi.org/10.1007/BF02763106